ATE314914T1 - Plastizierschnecke für einen extruder oder eine strangpresse mit im übergang dünnerer stegbreite - Google Patents

Plastizierschnecke für einen extruder oder eine strangpresse mit im übergang dünnerer stegbreite

Info

Publication number
ATE314914T1
ATE314914T1 AT03750290T AT03750290T ATE314914T1 AT E314914 T1 ATE314914 T1 AT E314914T1 AT 03750290 T AT03750290 T AT 03750290T AT 03750290 T AT03750290 T AT 03750290T AT E314914 T1 ATE314914 T1 AT E314914T1
Authority
AT
Austria
Prior art keywords
extruder
extrusion press
transitionally
thread
web width
Prior art date
Application number
AT03750290T
Other languages
German (de)
English (en)
Inventor
Friedrich Mueller
Original Assignee
Dornier Gmbh Lindauer
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dornier Gmbh Lindauer filed Critical Dornier Gmbh Lindauer
Application granted granted Critical
Publication of ATE314914T1 publication Critical patent/ATE314914T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/64—Screws with two or more threads
    • B29C48/645—Screws with two or more threads neighbouring threads and channels having identical configurations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/605—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw the thread being discontinuous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/54—Screws with additional forward-feeding elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/595—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw the thread having non-uniform width

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Screw Conveyors (AREA)
AT03750290T 2002-09-27 2003-08-28 Plastizierschnecke für einen extruder oder eine strangpresse mit im übergang dünnerer stegbreite ATE314914T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10245278A DE10245278B4 (de) 2002-09-27 2002-09-27 Plastizierschnecke für einen Extruder

Publications (1)

Publication Number Publication Date
ATE314914T1 true ATE314914T1 (de) 2006-02-15

Family

ID=32009950

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03750290T ATE314914T1 (de) 2002-09-27 2003-08-28 Plastizierschnecke für einen extruder oder eine strangpresse mit im übergang dünnerer stegbreite

Country Status (10)

Country Link
US (1) US7329037B2 (enExample)
EP (1) EP1542853B1 (enExample)
JP (1) JP2006500257A (enExample)
KR (1) KR100629569B1 (enExample)
CN (1) CN100374280C (enExample)
AT (1) ATE314914T1 (enExample)
AU (1) AU2003269685A1 (enExample)
BR (1) BR0306471A (enExample)
DE (3) DE10245278B4 (enExample)
WO (1) WO2004030893A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8889052B2 (en) 2012-01-13 2014-11-18 Gentex Optics, Inc. Uncoated, corrosion resistant resin delivery system
US20150273753A1 (en) * 2014-03-27 2015-10-01 Barr, Inc Reduced wear extruder screw
WO2017096107A1 (en) * 2015-12-04 2017-06-08 University Of Massachusetts Extrusion apparatus and methods
TWI830232B (zh) * 2022-05-20 2024-01-21 國立高雄科技大學 雙螺桿裁切碳纖維回收料方法與裝置

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3271819A (en) * 1962-02-26 1966-09-13 Nrm Corp Extruder
DE1302096B (de) * 1965-03-18 1969-12-18 Reifenhaeuser Kg Schneckenpresse
US3273201A (en) * 1965-03-18 1966-09-20 Reifenhauser K G Fa Feed screw for extrusion press
US3650652A (en) * 1970-05-05 1972-03-21 Feed Screws Inc Apparatus for extruding plastic material
DE2032197A1 (de) * 1970-06-30 1972-01-05 Uniroyal Ag Verfahren und Vorrichtung zur Verarbeitung von hochviskosen Werkstoffen, insbesondere Kautschuk-Mischungen, in Einschnecken-Ex trudern
US3867079A (en) * 1972-08-10 1975-02-18 Goodrich Co B F Apparatus for extruding polymeric material
US4000884A (en) * 1975-07-25 1977-01-04 Chung Chan I Extruder screw
US4201481A (en) * 1977-12-08 1980-05-06 Iddon Brothers Limited Scrolls for extruding machines
US4341474A (en) * 1980-08-27 1982-07-27 Wheeler Jr Norton C Extruder screw
US4733970A (en) * 1985-09-09 1988-03-29 Sterling Extruder Corporation Extruder screw
US4729662A (en) * 1986-04-02 1988-03-08 Hoechst Celanese Corporation Method for extruding liquid crystalline polymers
US4798472A (en) * 1988-01-14 1989-01-17 Harry Chan Extruder screw with balanced flights of different functional sections
JP3170757B2 (ja) * 1990-08-31 2001-05-28 東芝機械株式会社 バリヤスクリュ
JPH06164513A (ja) * 1992-11-17 1994-06-10 Sumitomo Electric Ind Ltd 光伝送路及び光通信装置
CN2193248Y (zh) * 1994-04-22 1995-03-29 延俊生 挤压机或挤出机用的复合型螺杆
JP3499059B2 (ja) * 1995-08-25 2004-02-23 株式会社ブリヂストン 押出し機用スクリュー
US5599097A (en) * 1995-12-14 1997-02-04 The Black Clawson Company Extruder screw for plastic extruders
US5599098A (en) * 1995-12-14 1997-02-04 The Black Clawson Company Extruder screw with multiple flighting
US6132076A (en) * 1998-12-09 2000-10-17 General Electric Company Single extruder screw for efficient blending of miscible and immiscible polymeric materials
CN2380373Y (zh) * 1999-06-17 2000-05-31 南京橡塑机械厂 平行双螺杆挤出机用变头变径变深组合螺杆
WO2003040271A1 (en) 2001-11-05 2003-05-15 International Fuel Technology, Inc. Fuel composition containing heavy fraction
US7156550B2 (en) * 2004-07-22 2007-01-02 Xaloy, Inc. Apparatus for plasticating thermoplastic resin including polypropylene

Also Published As

Publication number Publication date
WO2004030893A1 (de) 2004-04-15
EP1542853B1 (de) 2006-01-04
DE10393891D2 (de) 2005-08-25
DE10245278B4 (de) 2005-08-25
JP2006500257A (ja) 2006-01-05
KR100629569B1 (ko) 2006-09-27
EP1542853A1 (de) 2005-06-22
US20060023565A1 (en) 2006-02-02
US7329037B2 (en) 2008-02-12
KR20050087782A (ko) 2005-08-31
BR0306471A (pt) 2004-10-13
DE50302134D1 (de) 2006-03-30
DE10245278A1 (de) 2004-04-15
CN100374280C (zh) 2008-03-12
CN1684813A (zh) 2005-10-19
AU2003269685A1 (en) 2004-04-23

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Legal Events

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